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In this paper,the mechanisms of formation of rolled-in scale and scale mark are analyzed which are the major surface defects of continuous hot rolled strip used for cold rolling.

针对供冷轧用热轧薄板表面出现的氧化铁皮麻点表面缺陷,介绍了氧化铁皮压入与氧化铁皮麻点形成的机理,并分析了该缺陷的成因,结合首钢迁钢2160热轧线实际生产经验,提出了预防和减少该缺陷的措施。

Genesis and Countermeasures of Hot Rolled Strip Steel Scale;

热轧带钢氧化铁皮的成因及对策

Improvement of Pickling Quality of SPHC Hot Rolled Strip Scale at Meigang;

梅钢SPHC带钢氧化铁皮酸洗质量改善

Preventing of Scale Defect Formation of Hot Rolled Coil Using Quality Management Method;

运用质量管理方法控制热轧卷氧化铁皮的发生

The microstructure of iron oxide scales,as one of the essential factors,is important to pickling quality of the hot rolled strips.

氧化铁皮的显微结构是决定热轧带钢酸洗性能的本质因素之一。

With the utilization of the X-ray diffractometer and scanning electron microscope in the iron oxide scale on the surface of the steel sheet.

利用X射线衍射仪与扫描电镜对薄板表面氧化铁皮进行观察分析,以探讨其形貌、微区成分、物相 结构及含量对氧化铁皮与基体结合力的影响。

The detection of chemical composition,physical property,metallurgical structure,surface iron oxide scale of the products leads to quantified performance index differences,which helps identify the means to improve product quality.

分析了国内外几个厂家生产的帘线钢线材产品质量,对其产品的化学成分、物理性能、组织形态、表面氧化铁皮进行全面检测,找出不同产品各项性能指标的定量差异,明确了产品质量改进的途径。

The causes of difficult pickling of oxide scale of SPHC hot rolled strip were analyzed from chemical composition of strip,thickness of oxide scale,roughness of interfacial between oxide scale and strip,pickling technology,etc.

从SPHC带钢的成分、氧化铁皮厚度、氧化铁皮与基体结合面的粗糙度、酸洗试验、氧化铁皮的相结构分析入手,剖析了氧化铁皮酸洗困难的原因;在不影响带钢供冷轧所要求的力学性能和冷轧轧制力的情况下,通过调整热轧生产工艺,改善了SPHC带钢的酸洗质量。

The results showed,the black spots are in fact the oxide scale formed during hot rolling and remained after pickling;the black spots are primarily composed from Fe3O4 and FeO;and the higher the temperature,the thicker the scale is,the higher .

针对冷轧酸洗钢板黑斑缺陷问题,对Q195、STl3钢在不同试验温度下进行了氧化铁皮的生成、冷却、酸洗试验,对试验后的试样和生产现场钢板的表面进行了微观分析。

At the same time,the effect of the oxide scale on the heat transfer was also discussed.

均热炉的加热过程模拟系统是CSP生产线组织性能预报软件的重要组成部分 ;介绍了珠钢均热炉加热过程模拟系统所采用的板坯温度场模型、奥氏体晶粒长大模型及其实际模型效果 ,同时探讨了氧化铁皮对传热的影

Effect of cooling water and iron scale on roll wear

冷却水和氧化铁皮对轧辊辊耗的影响

Based on the forming theory of iron scale while rolling steel, the appearance and component of iron scale are analyzed with the help of scanning electron microscope, meanwhile, forming causes of iron scale are analyzed in the practice through phase analysis of X-ray diffraction on iron scale and some improvement measurements are put forward.

根据轧钢过程氧化铁皮形成理论,利用扫描电镜上对氧化铁皮的形貌及成分进行了分析,同时对氧化铁皮进行了X-射线衍射物相分析,结合现场生产工艺,分析了氧化铁皮的形成原因并提出了改进措施。

Through the analysis of structure and component of iron scale formed in the process of heating steel ingots, the effect of oxidation of steel ingot on air-fuel ratio has been found, and the correction factor for the air-fuel ratio has been deduced, which will be of great significance to raise the level of combustion control, reduce energy consumption and enhance product yield.

通过对钢锭加热生成的氧化铁皮的结构和成分分析,找出钢锭氧化对空燃比的影响,并推导计算出空燃比的修正系数,对提高燃烧控制的水平,降低能耗,提高产品收得率具有重要意义。

Effect of cooling water and iron scale on roll wear

冷却水和氧化铁皮对轧辊辊耗的影响

Analysis on Forming Reasons of Powdered Scales on HQ460 Hot Rolled Strip and Corresponding Descaling Measures

HQ460热轧带钢粉状氧化铁皮形成原因及消除措施

Factors Influencing Pickling Quality and Speed of Oxide Scale on Hot Rolled Strip

影响热轧带钢氧化铁皮酸洗质量和速度的因素

Cause and Morphology of Inclusion and Pressed in Scale in Cold Rolled Strip

冷轧板夹杂与氧化铁皮压入的原因与形貌辨析

Analysis the Causes of Scale on Hot Rolled Strips & Its Prevention Measures

热轧卷氧化铁皮形成原因分析及控制措施

Analysis of Causes of Scale Mark Formation on the Surface of Hot Rolled Thin Strip

热轧薄板表面氧化铁皮类缺陷的形成机理与控制

Studies on Antioxidant Activity of Polysaccharides from Dendrobium Candidum in Vitro

铁皮石斛多糖体外抗氧化活性的研究

ferric oxide

三氧化二铁, 氧化铁

Remove rust, mill-scale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

in vitro Antioxidant Activity of Polysaccharides with Different Molecular Weights from Dendrobium candidum

不同分子量铁皮石斛多糖体外抗氧化活性研究

Study on Apoptosis of Onion Epidermal Cells Induced by Hydrogen Peroxide and Ferrous Sulfate

过氧化氢及硫酸亚铁诱导洋葱表皮细胞凋亡

The Protective Effects of Baicalin and Quercetin on Iron Overload Induced Tissue Oxidative Injury;

黄芩苷、槲皮素抑制铁超载引起的组织氧化损伤及机理研究

Assessment of Dendrobium Candidum and Soybean Isoflavone’s Synergistic Antioxidative Function

铁皮石斛与大豆异黄酮提取物协同抗氧化作用评价

Study on the Synthesis of Micaceous Iron Oxide Yellow Iron Oxide and Red Iron Oxide by Hydrothermal Method;

水热法合成云母氧化铁和氧化铁黄、铁红的研究

This, in turn, react with the iron to form oxide free iron and carbon dioxide.

一氧化碳接着又与铁形成脱氧的铁和二氧化碳。

The chemical oxide coating for iron and steel

GB/T15519-1995钢铁化学氧化膜

Study on the Catalytic Phase Transformation Mechanism of Ferric Hydroxide/oxohydroxides;

氢氧化铁和羟基氧化铁的催化相转化机理研究

Photocatalytic Reduction of Silver Ions on Ferric Oxides and Ferric Hydroxides

氧化铁和羟基氧化铁光催化还原银离子